Many Americans tend to hide their deepest pains and struggles, unwilling to openly share what affects them the most. They might suffer in silence, avoiding vulnerability and refusing to reveal their true feelings. This highlights a tendency toward emotional reserve and privacy in American culture when dealing with personal hardships.
A Southerner, on the other hand, is portrayed as someone more open with their inner emotions. They are willing to show their vulnerability by revealing what hurts them most, even if it means exposing their innermost feelings. The quote emphasizes the difference in emotional openness and willingness to share pain between these two groups.